Dorman 1590558 Headlight Assembly - Left

Brand Dorman 1590558
Position Left
Bulb Quantity 2
Bulb Technology Halogen
Bulbs Included Yes
Housing Material Plastic
Lens Color Clear
Lens Material Plastic
Package Contents Headlight Assembly
Voltage 12
Wattage 7
Wattage 27
Wattage 55
Wattage 65
Fits Saturn · 6 vehicles

OE-style replacement. Reverse-engineered to match the original headlight assembly.

Clear lens. Helps preserve a clean, factory-like appearance.

Halogen bulbs included. Ready for a straightforward replacement.

Cross-references 1221-0093L, 15233605 and 20642800 for the same application. See all 3.

$119.70Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

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Step 2 — Quantity
Order total $119.70
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

OE-Style Left Headlight for Saturn Ion

This Dorman headlight assembly is a direct replacement for the left side on 2003-2006 Saturn Ion models. It is reverse-engineered to match the original headlamp’s look, fit, and function for a straightforward repair on the Saturn Ion, left front lighting position.

  • Fits 2003-2006 Saturn Ion, left
  • OE-style replacement headlight assembly for exterior lighting repair
  • Clear lens with plastic lens and housing construction
  • Halogen bulb technology with bulbs included
  • 12-volt electrical design
  • Package contents: headlight assembly

Detailed Product Overview

Dorman 1590558 is built for drivers replacing a damaged, cloudy, or non-functioning left headlight on a 2003-2006 Saturn Ion. The assembly is engineered to match the stock headlight on the specified vehicle application, helping restore proper forward lighting and original equipment appearance. This part number, 1590558, is a practical choice when you need a replacement headlight assembly for Saturn Ion left-side fitment without going back to the dealership.

The unit uses a clear lens, plastic housing, and halogen bulb technology. Electrical specifications include 12-volt operation and wattage ratings listed for the assembly’s bulb setup. If you are searching for a 2003 Saturn Ion left headlight assembly, 2004 Saturn Ion driver side headlamp, 2005 Saturn Ion left replacement headlight, or 2006 Saturn Ion halogen headlight assembly, this part is listed for those applications. This part cross-references GM OE-style numbers such as 15233605 and 20642800 for the same application.

Common Repair Reasons

  • Cracked or broken left headlight lens
  • Moisture intrusion or internal haze in the headlamp
  • Dim, uneven, or failed forward lighting
  • Restoring exterior appearance after collision damage
  • Replacing a worn OE headlight assembly on a Saturn Ion

Installation Notes

Verify left-side fitment before installation on 2003-2006 Saturn Ion models. Compare the connector, mounting points, and lamp layout to the original assembly before removal. Transfer and aim the headlight according to vehicle service procedures after installation to maintain proper road illumination and beam alignment.

Quality Assurance

Dorman designs this replacement headlight assembly to match the original equipment form and function for the listed Saturn Ion applications. The part is engineered from stock headlight specifications to support a proper fit and consistent lighting performance on the confirmed vehicle range.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelBody TypePositionNotes
2006SaturnIon—SedanLeft—
2005SaturnIon—SedanLeft—
2004SaturnIon—SedanLeft—
2003SaturnIon2SedanLeft—
2003SaturnIon1—Left—
2003SaturnIon3SedanLeft—
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
1221-0093L1523360520642800